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millihertz to rotations per minute conversion

millihertz to rotations per minute conversion table

millihertz (mHz)rotations per minute (rpm)
00
10.06
20.12
30.18
40.24
50.3
60.36
70.42
80.48
90.54
100.6
201.2
301.8
402.4
503
603.6
704.2
804.8
905.4
1006
100060

How to convert millihertz to rotations per minute?

Sure, I'd be happy to explain the conversion and provide some examples!

Conversion from Millihertz to Rotations Per Minute

Frequency in millihertz (mHz) refers to the number of cycles (or oscillations) per millisecond. To convert millihertz to rotations per minute (RPM), you can follow these steps:

  1. Convert millihertz to hertz:

    • 1 mHz = 0.001 Hz (since 1 Hz = 1000 mHz).

  2. Convert hertz to RPM:

    • 1 Hz = 1 cycle per second.
    • To convert cycles per second to cycles per minute, multiply by 60 (since there are 60 seconds in a minute).

So the conversion formula is: RPM=mHz×0.001×60\text{RPM} = \text{mHz} \times 0.001 \times 60

Using this: 1 mHz=1×0.001×60=0.06 RPM1 \text{ mHz} = 1 \times 0.001 \times 60 = 0.06 \text{ RPM}

So, 1 millihertz is equal to 0.06 rotations per minute.

Real-World Examples of Millihertz

  1. Human Heartbeat:

    • A typical resting human heart rate is around 60-100 beats per minute.
    • Let's take the lower end: 60 beats per minute.
    • In Hertz, this is 1 beat per second (or 1 Hz).
    • In millihertz, this is 1 Hz * 1000 = 1000 mHz.

  2. Earth's Rotation:

    • The Earth completes one full rotation every 24 hours.
    • In Hertz, this is: 1 cycle24×60×60 seconds≈1.157×10−5 Hz\frac{1 \text{ cycle}}{24 \times 60 \times 60 \text{ seconds}} \approx 1.157 \times 10^{-5} \text{ Hz}
    • In millihertz: 1.157×10−5 Hz×1000=0.01157 mHz1.157 \times 10^{-5} \text{ Hz} \times 1000 = 0.01157 \text{ mHz}

  3. Clock's Second Hand:

    • The second hand of a clock completes one cycle every 60 seconds (1 minute).
    • In Hertz, this is: 1 cycle60 seconds≈0.01667 Hz\frac{1 \text{ cycle}}{60 \text{ seconds}} \approx 0.01667 \text{ Hz}
    • In millihertz: 0.01667 Hz×1000=16.67 mHz0.01667 \text{ Hz} \times 1000 = 16.67 \text{ mHz}

  4. Pendulum of a Grandfather Clock:

    • Some grandfather clock pendulums have a frequency of about 0.5 Hz.
    • In millihertz, this would be: 0.5 Hz×1000=500 mHz0.5 \text{ Hz} \times 1000 = 500 \text{ mHz}

These examples illustrate frequencies from different contexts and magnitudes, highlighting the broad range of applications for the millihertz unit.

See below section for step by step unit conversion with formulas and explanations. Please refer to the table below for a list of all the rotations per minute to other unit conversions.

What is millihertz?

Millihertz (mHz) is a unit of frequency, just like hertz (Hz). One millihertz is equal to one thousandth of a hertz.

1 mHz = 0.001 Hz = 10-3 Hz

In other words, if something has a frequency of 1 millihertz, it means that something happens or oscillates once every million times per second!

To put this into perspective, millihertz frequencies are extremely low and are usually associated with very slow phenomena, such as:

  • Very low-frequency noise or vibrations
  • Long-period astronomical events (e.g., tidal cycles)
  • Some types of biological rhythms (e.g., certain plant growth patterns)

Millihertz is not a commonly used unit in everyday life, but it can be useful for specific scientific or technical applications where very slow frequencies need to be expressed.

What is rotations per minute?

The rotations per minute or rotational speed is a measurement used for measuring number of revolutions or cycles a object rotate around an axis in a unit of time. This is also know as rpm (revolution per minute) or cps (cycles per minute). This is the standard SI unit for measuring angular velocity. Unit of rotations per second is HzHz.

1Hz=2πω=2π∗rads=360degs1 Hz = 2\pi\omega = 2\pi*\frac{rad}{s} = 360 \frac{deg}{s}

Wikipedia page for explanation on rotational speed

Complete millihertz conversion table

Enter # of millihertz
Convert 1 mHz to other unitsResult
millihertz to hertz (mHz to Hz)0.001
millihertz to kilohertz (mHz to kHz)0.000001
millihertz to megahertz (mHz to MHz)1e-9
millihertz to gigahertz (mHz to GHz)1e-12
millihertz to terahertz (mHz to THz)1e-15
millihertz to rotations per minute (mHz to rpm)0.06
millihertz to degrees per second (mHz to deg/s)0.36
millihertz to radians per second (mHz to rad/s)0.00628318530718

Frequency conversions